# Service difficulty reports: Cessna 172L

A list on [Cessna 172L](https://openairdocs.org/model/cessna-172l.md).

Newest first. General aviation reporting is voluntary.

Page 1 of 2 · 86 reports

- [SDR 2026FA0000354](https://openairdocs.org/sdr/2026FA0000354.md): Stiffener · sheared · May 14, 2025 · N242AV · Cessna 172L · Trailing Edge Flaps
  > FLAP TRACK STIFFENERS THAT KEEP THE FLAP TRACKS STRAIGHT AND TRUE WERE FOUND TO BE SHEARED OFF AND/OR CRACKED
- [SDR 2024FA0000965](https://openairdocs.org/sdr/2024FA0000965.md): Bracket · broken · Dec 16, 2024 · N19629 · Cessna 172L · Wing, Attach Fittings
  > BRACKET THAT HOLDS LOWER WING SKIN BY INBOARD FLAP TRACK RIB BROKE AND WEDGED INTO FLAP TRACK ROLLER CAUSING FLAPS NOT TO RETRACT
- [SDR 2024FA0000758](https://openairdocs.org/sdr/2024FA0000758.md): Bushing · debonded · Oct 4, 2024 · N2864Q · Cessna 172L · Main Landing Gear Attach Section
  > NEW LANDING GEAR BUSHING 0541202-4 WAS INSTALLED ON 9/5/2015. PART TOTAL TIME IS 1504 HOURS. FOUND INNER BONDED MATERIAL SEPARATED FROM THE METAL BUSHING AND IT HAD MIGRATED OUTSIDE OF THE BUSHING TOWARDS THE WHEEL. N2864Q FLIES ABOUT 200 HOURS PER YEAR AND IS
- [SDR NI6R202508120064](https://openairdocs.org/sdr/NI6R202508120064.md): Spark Plug · failed · Aug 12, 2024 · N4345Q · Cessna 172L · Spark Plug/Igniter
  > FULL TAKE OFF POWER WAS ACHIEVED AT 2500 + RPM, NORMAL TAKE OFF, AND ENGINE GAUGES IN THE GREEN NOTED. ROTATION AND CLIMB NORMAL UNTIL 3500 AND ENGINE SURGED, SPUTTERED, AND STUMBLED, LOOSING RPM TO 1600-1700 RPM, WITH EXCESSIVE VIBRATION FELT THROUGHOUT AIRCR
- [SDR 2026FA0000387](https://openairdocs.org/sdr/2026FA0000387.md): Stiffener · sheared · Oct 19, 2023 · N242AV · Cessna 172L · Wing Miscellaneous Structure
  > FLAP TRACK STIFFENERS THAT KEEP THE FLAP TRACKS STRAIGHT AND TRUE WERE FOUND TO BE SHEARED OFF AND/OR CRACKED.
- [SDR 2026FA0000388](https://openairdocs.org/sdr/2026FA0000388.md): Stiffener · destroyed · Apr 20, 2023 · N242AV · Cessna 172L · Wing Miscellaneous Structure
  > FLAP TRACK STIFFENERS THAT KEEP THE FLAP TRACKS STRAIGHT AND TRUE WERE FOUND TO BE SHEARED OFF AND/OR CRACKED.
- [SDR 2023FA0000161](https://openairdocs.org/sdr/2023FA0000161.md): Tire · defective · Mar 28, 2023 · N7755G · Cessna 172L · Landing Gear System
  > NEW DESSER "6.00X6 4 PLY RETREAD ELITE PREMIUM 2 GROOVE" TIRE INSTALLED ON AIRCRAFT ~3 HOURS (AND 4 LANDINGS) EARLIER. POSTFLIGHT INSPECTION REVEALED A BULGE ON INBOARD PORTION. REMOVED AND EXAMINED TIRE TO FIND AN AIR GAP OF 3/8 TO 1/2" DEPTH BETWEEN OUTER AN
- [SDR 2019FA0000127](https://openairdocs.org/sdr/2019FA0000127.md): Bolt · broken · Apr 23, 2019 · N7644G · Cessna 172L · Main Landing Gear Attach Section
  > DURING INSPECTION, FOUND LT MLG BOLT, PN S2138-1, TO BE BROKEN. LOWER SECTION OF BOLT MOVED DOWNWARD BUT REMAINED TRAPPED IN MLG INBOARD BLOCK. THIS ALLOWED LT MLG SPRING ASSEMBLY TO MOVE AND WEAR LT LANDING GEAR SUPPORT - INBOARD LEFT HAND, PN 0541195-5. CHEC
- [SDR K2ZA2018091200001](https://openairdocs.org/sdr/K2ZA2018091200001.md): Bracket · damaged · Sep 9, 2018 · N7577G · Cessna 172L · Trailing Edge Flaps
  > AFTER LANDING, DURING FLAP RETRACTION, A LOUD POP WAS HEARD BY BOTH PEOPLE ABOARD. DURING POST FLIGHT IT WAS FOUND RT FLAP HAD BOUND ON BRACKET PN 0523231-5 DURING RETRACTION CAUSING DAMAGE TO FLAP, BRACKET, AND FLAP TRACK BRACKET. CRACKS FOUND IN THE LOWER EL
- [SDR CA180706014](https://openairdocs.org/sdr/CA180706014.md): Contactor · corroded · Jul 5, 2018 · Cessna 172L · Battery/Charger System
  > (CAN) AIRCRAFT REPORTED TO HAVE INTERMITTENT ELECTRICAL ISSUES. TURNING MASTER SWITCH ON WOULD NOT ALWAYS POWER UP A/C. SOMETIMES A/C WOULD POWER UP AND AS SOON AS STARTER WAS ACTIVATED EVERYTHING WOULD POWER DOWN. SOMETIMES A/C WOULD NOT POWER UP AND AFTER
- [SDR CA180706013](https://openairdocs.org/sdr/CA180706013.md): Battery · corroded · Jul 5, 2018 · Cessna 172L · Emergency Locator Beacon
  > (CAN) ELT REMOTE CONTROL PANEL INDICATOR (RCPI) TEST SWITCH WAS ACTIVATED. NO AUDIO OR VISUAL INDICATION APPEARED. ELT AUDIO ALERT INDICATOR P/N E-04.7 WAS REMOVED FROM AIRCRAFT AND OPENED TO CHECK BATTERY. BATTERY APPEARED TO HAVE LEAKED CAUSING SEVERE CORR
- [SDR CA151019001](https://openairdocs.org/sdr/CA151019001.md): Wire · wrong part · Oct 16, 2015 · Cessna 172L · Electrical Power System Wiring
  > (CAN) AIRCRAFT CAME IN WITH THE CIGAR LIGHTER NOT FUNCTIONING. DURING TROUBLESHOOTING, THE OLD RESETABLE FUSE WAS STILL ON BACK OF CIGAR LIGHTER. WIRE WAS BETWEEN OLD FUSE AND CIGAR LIGHTER. LOOKED UP AND FOUND A SMALL "HOT" WIRE STILL CONNECTED TO THE AMMETER
- [SDR CA150408037](https://openairdocs.org/sdr/CA150408037.md): Intercom · defective · Apr 8, 2015 · Cessna 172L · Interphone/Passenger Announcement (PA) System
  > (CAN) SQUELCH KNOB ON INTERCOM WAS NOT ADJUSTING SQUELCH SO THAT PILOT COULD ALWAYS HEAR ENGINE NOISE OVER HEADSET. REMOVED & REPLACED INTERCOM WITH SAME PN UNIT FROM ANOTHER PLANE. FUNCTION TESTED SATISFACTORY & RELEASED BACK TO SERVICE.
- [SDR 2013FA0000613](https://openairdocs.org/sdr/2013FA0000613.md): Leg Assy · cracked · Aug 28, 2013 · N4378Q · Cessna 172L · Main Landing Gear Strut/Axle/Truck
  > RIGHT GEAR LEG FAILED BY CRACKING COMPLETELY APART DURING LANDING.
- [SDR CA111004009](https://openairdocs.org/sdr/CA111004009.md): Attach Bracket · cracked · Oct 2, 2011 · Cessna 172L · Trailing Edge Flaps
  > (CAN) DURING PRE-FLIGHT WALK AROUND THE PILOT FOUND THE RT FLAP, INBD FLAP ATTACH ARMS SEVERELY BUCKLED. DURING THE PREVIOUS FLIGHT THE PILOT REPORTED THAT HE WAS PERFORMING A NR OF SLIPPING DESCENTS ACCOMPANIED BY PRECAUTIONARY LANDINGS AFTER HE NOTICED A CL
- [SDR CA110729005](https://openairdocs.org/sdr/CA110729005.md): Fuel Line · chafed · Jul 6, 2011 · Cessna 172L · Aircraft Fuel Distribution System
  > RIGID ALUMINIUM FUEL LINE, FOUND CHAFED THRU APPROX HALF OF WALL THICKNESS. LOCATION - RT AFT DOOR FRAME LOWER CORNER AT BEND WHERE LINE IS ROUTED THRU FLOOR BULKHEAD AND CONTINUES THRU INSIDE OF LOWER DOOR FRAME.
- [SDR CA090310002](https://openairdocs.org/sdr/CA090310002.md): Magneto · defective · Mar 4, 2009 · Cessna 172L · Magneto/Distributor
  > (CAN) ENGINE WOULD NOT START. MX FOUND THE MAGNETO WAS NOT FIRING. REPLACED WITH NEW MAGNETO. ENGINE RUNUP WAS SUCCESSFUL.
- [SDR CA090105008](https://openairdocs.org/sdr/CA090105008.md): Attach Bracket · broken · Dec 24, 2008 · Cessna 172L · Rudder Structure
  > (CAN) RUDDER BALANCE WEIGHT EXCEEDED MAY ALLOWABLE WEIGHT OF 4.38 LBS PLUS.25 LBS BY 1.5 LBS WEIGHT WAS ADDED TO BALANCE WEIGHT FOLLOWING PAINTING OF RUDDER. EXCESSIVE WEIGHT CAUSED ATTACH POINTS TO FAIL ALLOWING THE BALANCE WEIGHT TO BE ABLE TO SHIFT IN SUC
- [SDR 2008FA0000836](https://openairdocs.org/sdr/2008FA0000836.md): Flap System · failed · Nov 20, 2008 · Cessna 172L · Trailing Edge Flap Control System
  > ON FINAL APPROACH THE PILOT DECIDED TO EXECUTE A GO AROUND AND AS HE BROUGHT UP THE FLAPS TO THE 20 DEGREE SETTING THE RT FLAP INBD ROLLER SUPPORT JAMMED IN THE FLAP TRACK ASSY AND THE FLAP RETRACTED CROOKED AND JAMMED AGAINST THE RT AILERON LEAVING THE RT AIL
- [SDR 2008FA0000833](https://openairdocs.org/sdr/2008FA0000833.md): Distributor Gear · destroyed · Nov 1, 2008 · N4260Q · Cessna 172L · Magneto/Distributor
  > CONTACT PIN ON THE DISTRIBUTOR GEAR COMES LOOSE AND IS UNUSEABLE. PLASTIC HOLDING IT ON IS CRACKED. (K)
- [SDR CA080613005](https://openairdocs.org/sdr/CA080613005.md): Bolt · misinstalled · Jun 4, 2008 · Cessna 172L · Rudder Control System
  > (CAN) LT RUDDER PEDAL SYS INSPECTED TO VERIFY CLEARANCE BETWEEN THE BOLT AND NUT HOLDING THE BRAKE BELLCRANK LOCATED BESIDE THE RT RUDDER PEDAL ARM BAR ON THE PILOT SIDE AND THE NOSE GEAR STEERING ARM TUBE ATTACHMENT. BOLT WASHER AND NUT REPOSITIONED TO ALLOW
- [SDR 2007FA0000095](https://openairdocs.org/sdr/2007FA0000095.md): Crankshaft · broken · Jan 9, 2007 · N15RA · Cessna 172L · Reciprocating Engine Power Section
  > ENGINE BEGAN RUNNING ROUGH AND BECAME SMOOTH AGAIN DURING DESCENT. TROUBLESHOOTING FIRST FOUND BRASS METAL PARTICLES IN AIR FILTER AND OIL. CRANKSHAFT WAS APPARENTLY BROKEN OR CRACKED BUT STILL TOGETHER. AFTER NUMEROUS GROUND RUSN AND KNOCKING NOISES HEARD,
- [SDR 2006FA0000543](https://openairdocs.org/sdr/2006FA0000543.md): Elt · defective · May 15, 2006 · N9894G · Cessna 172L · Emergency Locator Beacon
  > BRAND NEW ELT UNIT WAS INSTALLED ON THE AIRCRAFT 8/04. UNIT WORKED AFTER INSTALLATION WITH REMOTE PANEL, G-SWITCH AND TOGGLE SWITCH LOCATED ON THE UNIT AND AT SUBSEQUENT ANNUAL INSPECTION. AIRCRAFT HAS FLOWN APPROXIMATELY 25 HOURS SINCE INSTALLATION. ELT UNIT
- [SDR 2006FA0000542](https://openairdocs.org/sdr/2006FA0000542.md): Elt · defective · May 15, 2006 · N9894G · Cessna 172L · Emergency Locator Beacon
  > BRAND NEW ELT UNIT AMERIKING AK-450 WAS INSTALLED ON THE AIRCRAFT 8/04. UNIT WORKED AFTER INSTALLATION WITH REMOTE PANEL, G-SWITCH AND TOGGLE SWITCH LOCATED ON THE UNIT AND AT SUBSEQUENT ANNUAL INSPECTION. AIRCRAFT HAS FLOWN APPROXIMATELY 25 HOURS SINCE INSTAL
- [SDR CA051011007](https://openairdocs.org/sdr/CA051011007.md): Skin · cracked · Oct 4, 2005 · Cessna 172L · Trailing Edge Flaps
  > SEVERAL CRACKS IN SKIN THROUGH RIVET HOLES IN TRAILING EDGE. THIS SKIN IS IN THE FLAP BAY. SUSPECT FAILURE IS DUE TO FLEXING OF TRAILING EDGE, CAUSED BY TURBULENCE IN SLOW FLIGHT WITH FLAPS LOWERED. AIRCRAFT IS USED SOLELY FOR FLIGHT TRAINING.
- [SDR CA050310003](https://openairdocs.org/sdr/CA050310003.md): Lamp · failed · Mar 10, 2005 · Cessna 172L · Exterior Lighting
  > (CAN) STATIC WAS NOTED IN THE HEADPHONES WHEN LANDING LIGHT WAS TURNED ON. LIGHT WAS NOTED INOPERABLE AFTER LANDING, AND UPON VISUAL INSPECTION IT COULD BE SEEN THAT ONE OF THE FILAMENT MOUNTING WIRES HAD SEPARATED AT ITS SPOT-WELD AND WAS VIBRATING AGAINST TH
- [SDR ENHA0505](https://openairdocs.org/sdr/ENHA0505.md): Alternator · damaged · Dec 27, 2004 · N4265Q · Cessna 172L · AC Generation System
  > AMMETER SHOWS DISCHARGE, ALT INOP.
- [SDR ENHA0503](https://openairdocs.org/sdr/ENHA0503.md): Alternator · damaged · Oct 31, 2004 · N4265Q · Cessna 172L · AC Generation System
  > COOLING FINS LOOSE.
- [SDR 2004FA0000771](https://openairdocs.org/sdr/2004FA0000771.md): Cylinder Head · failed · Jul 16, 2004 · N19674 · Cessna 172L · Reciprocating Engine Cylinder Section
  > STUDENT AND INSTRUCTOR WERE FLYING, HEARD LOUD BANG. AC SHUTTERED, OIL PRESSURE STABLE, RPM DROPPED TO BOTTOM OF GREEN ARC, OIL PRESSURE STARTED DROPPING ON A PRECAUTIONARY APPROACH. NORMAL LANDING, SHUT ENGINE DOWN AT SOUTH BAY AVIATION. UPON INSP OF ENG I
- [SDR CA040127012](https://openairdocs.org/sdr/CA040127012.md): Exhaust Valve · failed · Dec 2, 2003 · Cessna 172L · Reciprocating Engine Cylinder Section
  > (CAN) NR 3 CYLINDER EXHAUST VALVE WAS INGESTED BY ENGINE AND EXPELLED OUT THE EXHAUST, CAUSING EXTENSIVE DAMAGE TO ENGINE AND METAL CONTAMINATION. ENGINE REMOVED FOR OVERHAUL.
- [SDR CA030930008](https://openairdocs.org/sdr/CA030930008.md): Muffler · leaking · Sep 24, 2003 · Cessna 172L · Engine Noise Suppressor
  > (CAN) PILOT NOTICED CO DETECTOR INDICATING MONOXIDE IN CABIN AND COULD DETECT EXHAUST ODOR. CABIN HEAT SHUT OFF AND VENTS OPENED AND UNSCHEDULED LANDING CARRIED OUT AT ERICKSON, MB. MUFFLER WAS REPLACED BY AME WITH OVERHAUL ACORN WELDING UNIT AND FURTHER FLIG
- [SDR CA030729009](https://openairdocs.org/sdr/CA030729009.md): Carburetor · failed · May 26, 2003 · Cessna 172L · Fuel Control/Reciprocating Engines
  > (CAN) AIRCRAFT ENGINE LOST POWER IN A CLIMB, LEVELLING OUT RESTORED POWER, ANY ATTEMPT TO CLIMB RESULTED IN PARTIAL POWER LOSS. AT 231.2 HOURS THE CARB WAS REMOVED AND REPAIRED. THE FLOAT BOWL THREADS WERE STRIPPED OUT, A USED SERVICEABLE FLOAT BOWL WAS INSTA
- [SDR CA030114004](https://openairdocs.org/sdr/CA030114004.md): Mount · cracked · Jan 9, 2003 · Cessna 172L · Engine Mount Section
  > (CAN) ONE CRACK FOUND AT ONE TOP DYNAFOCAL WELD TO TUBE, FOUR CRACKS FOUND AT CROSS TUBE BETWEEN LOWER LEGS AT WELDED AREAS. ALL CRACKS FOUND DURING DYE-PENETRANT INSPECTION CARRIED OUT IN ACCORDANCE WITH CESSNA'S CONTINUING AIRWORTHINESS PROGRAM, CAP 71-20-00
- [SDR CA021030001](https://openairdocs.org/sdr/CA021030001.md): Riser · cracked · Oct 10, 2002 · Cessna 172L · Engine Collector/Tailpipe/Nozzle
  > (CAN) EXHAUST PORT MATING FLANGE ON RISER CRACKED THROUGH FLANGE AND ALONG LOWER EDGE OF WELD 5/8 OF CIRCUMFERENCE. REPLACED RISER ASSEMBLY.
- [SDR CA021010003](https://openairdocs.org/sdr/CA021010003.md): Mount · cracked · Sep 27, 2002 · Cessna 172L · Engine Mount Section
  > (CAN) ENGINE MOUNT ASSEMBLY CRACKED AT LOWER CROSS MEMBER RT SIDE.
- [SDR AUS20020332](https://openairdocs.org/sdr/AUS20020332.md): Mount · cracked · Mar 28, 2002 · Cessna 172L · Engine Mount Section
  > (AUS) ENGINE MOUNT CRACKED IN AREA OF LOWER CROSSOVER TUBE.
- [SDR 2001FA0000487](https://openairdocs.org/sdr/2001FA0000487.md): Tube · separated · Oct 9, 2001 · N7564G · Cessna 172L · Fuel Control/Reciprocating Engines
  > DURING DECENT, THE PILOT WAS UNABLE TO REDUCE POWER. USING THE MIXTURE CONTROL, THE PILOT MADE AN UNEVENTFUL LANDING. MAINTENANCE PERSONNEL FOUND THE ACCELERATOR DISCHARGE TUBE LAYING ON THE BOTTOM OF THE INTAKE AIRBOX. IT WAS DETERMINED THAT THE ACCELERATO
- [SDR CA011011012](https://openairdocs.org/sdr/CA011011012.md): Mount · cracked · Sep 19, 2001 · Cessna 172L · Engine Mount Section
  > (CAN) ENGINE MOUNT WAS FOUND CRACKED DURING 50 HOUR INSPECTION. NO CRACKS WERE NOTICED AT THE PREVIOUS INSPECTION AND THE CRACK SHOWED NEW MATERIAL. THIS WOULD INDICATE DETERIORATION DURING THE LAST 50 HOUR.
- [SDR CA010724011](https://openairdocs.org/sdr/CA010724011.md): Spinner · cracked · Jul 10, 2001 · Cessna 172L · Propeller Spinner Section
  > (CAN) CRACK IN PROPELLER CUTOUT OPENING IN SPINNER NOTED DURING PREFLIGHT INSPECTION. AIRCRAFT WAS GROUNED FOR REPAIRS.
- [SDR 2001FA0000263](https://openairdocs.org/sdr/2001FA0000263.md): Piston Pin · worn · Jun 13, 2001 · N4250Q · Cessna 172L · Reciprocating Engine Cylinder Section
  > METAL IN FILTER. PISTON PIN PLUG- EXCESSIVE WEAR. ONE PIN WORN DOWN.500 INCH. ALL PLUGS WORN.
- [SDR 2001FA0000262](https://openairdocs.org/sdr/2001FA0000262.md): Crankcase · mismanufactured · Jun 13, 2001 · N4250Q · Cessna 172L · Reciprocating Engine Power Section
  > TOOLING-MACHINE CHATTER LEFT ROUGH, UNFINISHED AREA FOR CYL BASE O-RING TO SEAT AGAINST ALL FOUR CASE CYLINDER HOLES.
- [SDR 2001FA0000261](https://openairdocs.org/sdr/2001FA0000261.md): Screen · crushed · Jun 13, 2001 · N4250Q · Cessna 172L · Reciprocating Engine Oil System
  > METAL IN FILTER. FOUND SCREEN CRUSHED (FROM FACTORY BUILDUP) ALLOWED METAL TO CONTAMINATE ENGINE.
- [SDR 20010523CW001](https://openairdocs.org/sdr/20010523CW001.md): Yoke · corroded · May 1, 2001 · N3802Q · Cessna 172L · Aileron Control System
  > AIRCRAFT ON FINAL APPROACH, CONTROL YOKE FAILED AT APPROX 30 FT AGL. CONTROL YOKE FAILED JUST ABOVE PIVOT POINT BEHIND INSTRUMENT PANEL. CONTROL YOKE WAS EXTREMELY CORRODED AT FRACTURE POINT.
- [SDR CA010313024](https://openairdocs.org/sdr/CA010313024.md): Battery · failed · Mar 9, 2001 · Cessna 172L · Battery Overheat Warning System
  > (CAN) PILOT ENCOUNTERED COMPLETE (GREATER THAN 50 PERCENT) ELECT. FAILURE IN FLT. AFTER ATTEMPTING TO GET A/C RADIOS TO TRANSMIT/RECEIVE, PILOT SQUAKED RADIO FAILURE CODE. FURTHER ATTEMTPS AT GETTING OTHER ELECT. SYSS TO FUNCTION, PILOT FOUND THAT ALL ELECT.
- [SDR CA010219010](https://openairdocs.org/sdr/CA010219010.md): Spring · broken · Feb 1, 2001 · Cessna 172L · Rudder Control System
  > (CAN) HOOK BROKEN OFF SPRING (FOR LT RUDDER BAR) AND ALLOWED R/H SPRING TO PULL RUDDER TO RIGHT. PILOT HAD TO MAINTAIN PRESSURE ON LEFT PEDAL TO MAINTAIN CONTROL OF AIRCRAFT. UNEVENTFUL LANDING CARRIED OUT AFTER COMPLETE CIRCUIT AND APPROACH. SPRING DID NOT BR
- [SDR 20010409CW017](https://openairdocs.org/sdr/20010409CW017.md): Exhaust Valve · broken · Dec 12, 2000 · N3922Q · Cessna 172L · Reciprocating Engine Power Section
  > AIRCRAFT ARRIVED WITH A ROUGH ENGINE. OPERATIONAL CHECK OF ENGINE REVEALED DANAGE IN NR 2 CYLINDER. FOUND THAT EXHAUST VALVE HAD BROKEN AND DESTROYED PISTON ALSO. ENGINE HAD 1122.7 TIME SINCE OVERHAUL. PREVIOUS COMPRESSION CHECK SHOULD HAVE REVEALED AN
- [SDR CA010104006](https://openairdocs.org/sdr/CA010104006.md): Seat Track · mismanufactured · Nov 27, 2000 · Cessna 172L · Fuselage, Seat/Cargo Attach Fittings
  > (CAN) NEW CESSNA SEAT RAIL, HOLE DOUBLE DRILLED MAKING SEAT RAIL GARBAGE. EXAMPLE OF VERY POOR QA ON PART OF MANUFACTURE.
- [SDR CA000920007](https://openairdocs.org/sdr/CA000920007.md): Wire · failed · Aug 22, 2000 · Cessna 172L · Electrical Power System Wiring
  > (CAN) ALTERNATOR NO CHARGE LIGHT CAME ON ABOUT HALF WAY DURING 1.7 HOUR FLIGHT FROM TG3 TO CYXK, JUST AFTER VACUUM PUMP FAILURE. PILOT SHUT DOWN ELECTRICAL SYSTEMS TO SAVE BATTERY POWER AND WAS ABLE TO PERFORM NECESSARY COMMUNICATIONS WITH FSS,AND TERMINATE
- [SDR CA000920006](https://openairdocs.org/sdr/CA000920006.md): Pump · failed · Aug 22, 2000 · Cessna 172L · Vacuum Distribution System
  > (CAN) PUMP FAILED ABOUT HALF WAY DURING 1.7 HOURS FLIGHT TG3 TO CYXK. ALTERNATOR FAILURE FOLLOWED. ALTHOUGH PUMP TURNED FREE BY HAND, BROKEN NYLON DRIVE SHOWED SIGNS OF PRE-FAILURE DETERIORATION. PUMP HAD 1356.1 HOURS, WAS INSTALLED NEW 7 APRIL 1977, CH
- [SDR CA000801029](https://openairdocs.org/sdr/CA000801029.md): Carburetor · failed · Jul 21, 2000 · Cessna 172L · Fuel Control/Reciprocating Engines
  > (CAN) DURING ENGINE START, ENGINE BACKFIRED.AFTER ENGINE START, ENGINE WOULD IDLE, BUT NOT DEVELOP POWER. ENGINE RUNS SMOOTH UNDER 1,000 RPM, OVER 1,000 RPM ENGINE RUNS ROUGH. WILL NOT EXCEED 1200 RPM. REMOVED CARBURETOR AND INSTALLED OVERHAULED UNIT. ENG

Next page: https://openairdocs.org/model/cessna-172l/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE aircraft_model_key = '172L'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/model/cessna-172l/reports

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